diff --git a/MacPass/MPAppDelegate.m b/MacPass/MPAppDelegate.m
index ddd96941..a1e73189 100644
--- a/MacPass/MPAppDelegate.m
+++ b/MacPass/MPAppDelegate.m
@@ -16,6 +16,10 @@
 
 @property (retain) MPSettingsController *settingsController;
 @property (retain) MPMainWindowController *mainWindowController;
+@property (assign) IBOutlet NSMenuItem *toggleOutlineViewMenuItem;
+@property (assign) IBOutlet NSMenuItem *toggleInspectorViewMenuItem;
+
+- (void)_setupMenues;
 
 - (IBAction)showPreferences:(id)sender;
 @end
@@ -25,6 +29,8 @@
 - (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
   self.mainWindowController = [[[MPMainWindowController alloc] init] autorelease];
   [self.mainWindowController showWindow:[self.mainWindowController window]];
+  [self _setupMenues];
+  
 }
 
 - (void)dealloc {
@@ -37,6 +43,13 @@
   return [[NSBundle mainBundle] infoDictionary][@"CFBundleName"];
 }
 
+#pragma mark Setup
+
+- (void)_setupMenues {
+  [self.toggleInspectorViewMenuItem setAction:@selector(toggleInspector:)];
+  [self.toggleOutlineViewMenuItem setAction:@selector(toggleOutlineView:)];
+}
+
 #pragma mark Menu Actions
 
 - (void)showMainWindow:(id)sender {
diff --git a/MacPass/MPMainWindowController.h b/MacPass/MPMainWindowController.h
index 87049aa7..94f11103 100644
--- a/MacPass/MPMainWindowController.h
+++ b/MacPass/MPMainWindowController.h
@@ -31,5 +31,6 @@
  */
 - (void)clearFilter:(id)sender;
 - (void)toggleInspector:(id)sender;
+- (void)toggleOutlineView:(id)sender;
 
 @end
diff --git a/MacPass/MPMainWindowController.m b/MacPass/MPMainWindowController.m
index 2d0cbdf2..b401ff5d 100644
--- a/MacPass/MPMainWindowController.m
+++ b/MacPass/MPMainWindowController.m
@@ -17,8 +17,9 @@
 #import "MPInspectorTabViewController.h"
 #import "MPAppDelegate.h"
 
+#define MIN_WINDOW_WIDTH MPMainWindowSplitViewDelegateMinimumContentWidth + MPMainWindowSplitViewDelegateMinimumOutlineWidth + [self.splitView dividerThickness]
+
 static CGFloat _outlineSplitterPosition;
-static CGFloat _inspectorSplitterPosition;
 
 @interface MPMainWindowController ()
 
@@ -46,6 +47,10 @@ static CGFloat _inspectorSplitterPosition;
 - (void)_setContentViewController:(MPViewController *)viewController;
 - (void)_updateWindowTitle;
 
+/* window reszing and content checks */
+- (BOOL)_windowsIsLargeEnoughForInspectorView;
+- (void)_resizeWindowForInspectorView;
+
 @end
 
 @implementation MPMainWindowController
@@ -94,8 +99,7 @@ static CGFloat _inspectorSplitterPosition;
     
   [[self.welcomeText cell] setBackgroundStyle:NSBackgroundStyleRaised];
   
-  const CGFloat minimumWindowWidth = MPMainWindowSplitViewDelegateMinimumContentWidth + MPMainWindowSplitViewDelegateMinimumOutlineWidth + [self.splitView dividerThickness];
-  [self.window setMinSize:NSMakeSize( minimumWindowWidth, 400)];
+  [self.window setMinSize:NSMakeSize( MIN_WINDOW_WIDTH, 400)];
   
   _toolbar = [[NSToolbar alloc] initWithIdentifier:@"MainWindowToolbar"];
   [self.toolbar setAllowsUserCustomization:YES];
@@ -191,18 +195,47 @@ static CGFloat _inspectorSplitterPosition;
   NSView *inspectorView = [self.splitView subviews][MPSplitViewInspectorViewIndex];
   const BOOL collapsed = [self.splitView isSubviewCollapsed:inspectorView];
   if(collapsed) {
-    CGFloat splitterPosition = MAX(MPMainWindowSplitViewDelegateMinimumInspectorWidth, _inspectorSplitterPosition);
+    if( NO == [self _windowsIsLargeEnoughForInspectorView]) {
+      [self _resizeWindowForInspectorView];
+    }
+    CGFloat splitterPosition = [self.splitView frame].size.width - MPMainWindowSplitViewDelegateMinimumInspectorWidth;
     [self.splitView setPosition:splitterPosition ofDividerAtIndex:MPSplitViewInspectorDividerIndex];
   }
   else {
-    _inspectorSplitterPosition = [inspectorView frame].origin.x;
-    CGFloat splitterPosition = [inspectorView frame].origin.x * [inspectorView frame].size.width;
-    [[NSAnimationContext currentContext] setDuration:2];
-    [[self.splitView animator] setPosition:splitterPosition ofDividerAtIndex:MPSplitViewInspectorDividerIndex];
+    CGFloat splitterPosition = [self.splitView frame].size.width;
+    [self.splitView setPosition:splitterPosition ofDividerAtIndex:MPSplitViewInspectorDividerIndex];
   }
   [inspectorView setHidden:!collapsed];
 }
 
+- (void)toggleOutlineView:(id)sender {
+  
+}
+
+- (BOOL)validateMenuItem:(NSMenuItem *)menuItem {
+  SEL menuAction = [menuItem action];
+  if(menuAction == @selector(toggleOutlineView:)) {
+    NSView *outlineView = [self.splitView subviews][MPSplitViewOutlineViewIndex];
+    BOOL outlineIsHidden = [self.splitView isSubviewCollapsed:outlineView];
+    if(outlineIsHidden) {
+      [menuItem setTitle:@"Show Outline View"];
+    }
+    [menuItem setTitle:@"Hide Outline View"];
+    return YES;
+  }
+
+  if( menuAction == @selector(toggleInspector:) ) {
+    NSView *inspectorView = [self.splitView subviews][MPSplitViewInspectorViewIndex];
+    BOOL inspectorIsHidden = [self.splitView isSubviewCollapsed:inspectorView];
+    if(inspectorIsHidden) {
+      [menuItem setTitle:@"Show Inspecotr"];
+    }
+    [menuItem setTitle:@"Hide Inspector"];
+    return YES;
+  }
+  return YES;
+}
+
 - (void)performFindPanelAction:(id)sender {
   [self.window makeFirstResponder:[self.toolbarDelegate.searchItem view]];
 }
@@ -268,6 +301,24 @@ static CGFloat _inspectorSplitterPosition;
   return nil;
 }
 
+- (BOOL)_windowsIsLargeEnoughForInspectorView {
+  return ( MPMainWindowSplitViewDelegateMinimumInspectorWidth
+          < ([self.splitView frame].size.width
+              - MPMainWindowSplitViewDelegateMinimumContentWidth
+              - MPMainWindowSplitViewDelegateMinimumOutlineWidth
+              - 2 * [self.splitView dividerThickness]) );
+}
+
+- (void)_resizeWindowForInspectorView {
+  NSRect frame = [self.window frame];
+  NSView *outlinView = [self.splitView subviews][MPSplitViewOutlineViewIndex];
+  NSView *contentView = [self.splitView subviews][MPSplitViewContentViewIndex];
+
+  CGFloat outlineWidth = [self.splitView isSubviewCollapsed:outlinView] ? 0 : [outlinView frame].size.width;
+  frame.size.width = outlineWidth + [contentView frame].size.width + MPMainWindowSplitViewDelegateMinimumInspectorWidth;
+  [self.window setFrame:frame display:YES animate:YES];
+}
+
 #pragma mark Notifications
 
 - (void)didOpenDocument:(NSNotification *)notification {
diff --git a/MacPass/MPMainWindowSplitViewDelegate.m b/MacPass/MPMainWindowSplitViewDelegate.m
index 7e9c3556..84af83b8 100644
--- a/MacPass/MPMainWindowSplitViewDelegate.m
+++ b/MacPass/MPMainWindowSplitViewDelegate.m
@@ -9,8 +9,8 @@
 #import "MPMainWindowSplitViewDelegate.h"
 
 const CGFloat MPMainWindowSplitViewDelegateMinimumOutlineWidth = 150.0;
-const CGFloat MPMainWindowSplitViewDelegateMinimumContentWidth = 400.0;
-const CGFloat MPMainWindowSplitViewDelegateMinimumInspectorWidth = 200.0;
+const CGFloat MPMainWindowSplitViewDelegateMinimumContentWidth = 250.0;
+const CGFloat MPMainWindowSplitViewDelegateMinimumInspectorWidth = 250.0;
 
 
 @interface MPMainWindowSplitViewDelegate ()
@@ -26,22 +26,51 @@ const CGFloat MPMainWindowSplitViewDelegateMinimumInspectorWidth = 200.0;
 }
 
 - (BOOL)splitView:(NSSplitView *)splitView canCollapseSubview:(NSView *)subview {
-  return (subview != [self _subViewOfType:MPSplitViewContentViewIndex splitView:splitView]);
+  return (subview == [self _subViewOfType:MPSplitViewInspectorViewIndex splitView:splitView]);
 }
 
 - (CGFloat)splitView:(NSSplitView *)splitView constrainMinCoordinate:(CGFloat)proposedMinimumPosition ofSubviewAt:(NSInteger)dividerIndex {
-  return proposedMinimumPosition;
-  
-  // Update to take inspector into account
-  return (proposedMinimumPosition < MPMainWindowSplitViewDelegateMinimumOutlineWidth) ? MPMainWindowSplitViewDelegateMinimumOutlineWidth : proposedMinimumPosition;
+  switch (dividerIndex) {
+    case MPSplitViewOutlineDividerIndex:
+      return (proposedMinimumPosition < MPMainWindowSplitViewDelegateMinimumOutlineWidth) ? MPMainWindowSplitViewDelegateMinimumOutlineWidth : proposedMinimumPosition;
+      break;
+      
+    case MPSplitViewInspectorDividerIndex: {
+      return [self splitView:splitView constrainSplitPosition:proposedMinimumPosition ofSubviewAt:dividerIndex];
+    }
+      
+    default:
+      return proposedMinimumPosition;
+      break;
+  }
+}
+
+- (CGFloat)splitView:(NSSplitView *)splitView constrainSplitPosition:(CGFloat)proposedPosition ofSubviewAt:(NSInteger)dividerIndex {
+  if(dividerIndex == MPSplitViewInspectorDividerIndex) {
+    return [splitView frame].size.width - MPMainWindowSplitViewDelegateMinimumInspectorWidth;
+  }
+  return proposedPosition;
 }
 
 - (CGFloat)splitView:(NSSplitView *)splitView constrainMaxCoordinate:(CGFloat)proposedMaximumPosition ofSubviewAt:(NSInteger)dividerIndex {
-  return proposedMaximumPosition;
   
   // Update to take inpspector into account
-  CGFloat availableWidth = [splitView frame].size.width - [splitView dividerThickness];
-  return (availableWidth - MPMainWindowSplitViewDelegateMinimumOutlineWidth);
+  NSView *outlineView = [self _subViewOfType:MPSplitViewOutlineViewIndex splitView:splitView];
+  NSView *inspectorView = [self _subViewOfType:MPSplitViewInspectorViewIndex splitView:splitView];
+  NSUInteger outlineMultiplicator = [splitView isSubviewCollapsed:outlineView] ? 0 : 1;
+  NSUInteger inpsectorMulitplicator = [splitView isSubviewCollapsed:inspectorView] ? 0 : 1;
+  NSUInteger dividerMultiplicator = inpsectorMulitplicator + outlineMultiplicator;
+  CGFloat availableWidth = [splitView frame].size.width - (dividerMultiplicator * [splitView dividerThickness]);
+  switch (dividerIndex) {
+    case MPSplitViewOutlineDividerIndex:
+      return availableWidth - (outlineMultiplicator * [outlineView frame].size.width ) - MPMainWindowSplitViewDelegateMinimumContentWidth;
+      
+    case MPSplitViewInspectorDividerIndex:
+      return availableWidth - MPMainWindowSplitViewDelegateMinimumInspectorWidth;
+      
+    default:
+      return proposedMaximumPosition;
+  }
 }
 
 - (void)splitView:(NSSplitView *)splitView resizeSubviewsWithOldSize:(NSSize)oldSize {
diff --git a/MacPass/MacPass-Info.plist b/MacPass/MacPass-Info.plist
index 92495455..beef99cc 100644
--- a/MacPass/MacPass-Info.plist
+++ b/MacPass/MacPass-Info.plist
@@ -21,7 +21,7 @@
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>475</string>
+	<string>48A</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>${MACOSX_DEPLOYMENT_TARGET}</string>
 	<key>NSHumanReadableCopyright</key>
diff --git a/MacPass/en.lproj/MainMenu.xib b/MacPass/en.lproj/MainMenu.xib
index 7f877f74..c4116d0b 100644
--- a/MacPass/en.lproj/MainMenu.xib
+++ b/MacPass/en.lproj/MainMenu.xib
@@ -2,7 +2,7 @@
 <archive type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="8.00">
 	<data>
 		<int key="IBDocument.SystemTarget">1070</int>
-		<string key="IBDocument.SystemVersion">12C60</string>
+		<string key="IBDocument.SystemVersion">12C3103</string>
 		<string key="IBDocument.InterfaceBuilderVersion">3084</string>
 		<string key="IBDocument.AppKitVersion">1187.34</string>
 		<string key="IBDocument.HIToolboxVersion">625.00</string>
@@ -708,6 +708,33 @@
 						<object class="NSMenu" key="NSSubmenu" id="466310130">
 							<string key="NSTitle">View</string>
 							<array class="NSMutableArray" key="NSMenuItems">
+								<object class="NSMenuItem" id="650817293">
+									<reference key="NSMenu" ref="466310130"/>
+									<string key="NSTitle">Toggle Outline View</string>
+									<string key="NSKeyEquiv"/>
+									<int key="NSMnemonicLoc">2147483647</int>
+									<reference key="NSOnImage" ref="35465992"/>
+									<reference key="NSMixedImage" ref="502551668"/>
+								</object>
+								<object class="NSMenuItem" id="366402813">
+									<reference key="NSMenu" ref="466310130"/>
+									<string key="NSTitle">Toggle Inspector</string>
+									<string key="NSKeyEquiv">i</string>
+									<int key="NSKeyEquivModMask">1048576</int>
+									<int key="NSMnemonicLoc">2147483647</int>
+									<reference key="NSOnImage" ref="35465992"/>
+									<reference key="NSMixedImage" ref="502551668"/>
+								</object>
+								<object class="NSMenuItem" id="43915532">
+									<reference key="NSMenu" ref="466310130"/>
+									<bool key="NSIsDisabled">YES</bool>
+									<bool key="NSIsSeparator">YES</bool>
+									<string key="NSTitle"/>
+									<string key="NSKeyEquiv"/>
+									<int key="NSMnemonicLoc">2147483647</int>
+									<reference key="NSOnImage" ref="35465992"/>
+									<reference key="NSMixedImage" ref="502551668"/>
+								</object>
 								<object class="NSMenuItem" id="102151532">
 									<reference key="NSMenu" ref="466310130"/>
 									<string key="NSTitle">Show Toolbar</string>
@@ -1254,6 +1281,22 @@
 					</object>
 					<int key="connectionID">1178</int>
 				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">toggleOutlineViewMenuItem</string>
+						<reference key="source" ref="976324537"/>
+						<reference key="destination" ref="650817293"/>
+					</object>
+					<int key="connectionID">1182</int>
+				</object>
+				<object class="IBConnectionRecord">
+					<object class="IBOutletConnection" key="connection">
+						<string key="label">toggleInspectorViewMenuItem</string>
+						<reference key="source" ref="976324537"/>
+						<reference key="destination" ref="366402813"/>
+					</object>
+					<int key="connectionID">1183</int>
+				</object>
 			</array>
 			<object class="IBMutableOrderedSet" key="objectRecords">
 				<array key="orderedObjects">
@@ -1686,6 +1729,9 @@
 						<array class="NSMutableArray" key="children">
 							<reference ref="102151532"/>
 							<reference ref="237841660"/>
+							<reference ref="43915532"/>
+							<reference ref="650817293"/>
+							<reference ref="366402813"/>
 						</array>
 						<reference key="parent" ref="586577488"/>
 					</object>
@@ -1882,6 +1928,21 @@
 						<reference key="object" ref="174162306"/>
 						<reference key="parent" ref="835318025"/>
 					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">1179</int>
+						<reference key="object" ref="43915532"/>
+						<reference key="parent" ref="466310130"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">1180</int>
+						<reference key="object" ref="650817293"/>
+						<reference key="parent" ref="466310130"/>
+					</object>
+					<object class="IBObjectRecord">
+						<int key="objectID">1181</int>
+						<reference key="object" ref="366402813"/>
+						<reference key="parent" ref="466310130"/>
+					</object>
 				</array>
 			</object>
 			<dictionary class="NSMutableDictionary" key="flattenedProperties">
@@ -1891,6 +1952,9 @@
 				<string key="112.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="1176.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="1177.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="1179.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="1180.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
+				<string key="1181.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="124.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="125.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
 				<string key="126.IBPluginDependency">com.apple.InterfaceBuilder.CocoaPlugin</string>
@@ -1985,7 +2049,7 @@
 			<nil key="activeLocalization"/>
 			<dictionary class="NSMutableDictionary" key="localizations"/>
 			<nil key="sourceID"/>
-			<int key="maxID">1178</int>
+			<int key="maxID">1183</int>
 		</object>
 		<object class="IBClassDescriber" key="IBDocument.Classes">
 			<array class="NSMutableArray" key="referencedPartialClassDescriptions">
@@ -2006,6 +2070,20 @@
 							<string key="candidateClassName">id</string>
 						</object>
 					</dictionary>
+					<dictionary class="NSMutableDictionary" key="outlets">
+						<string key="toggleInspectorViewMenuItem">NSMenuItem</string>
+						<string key="toggleOutlineViewMenuItem">NSMenuItem</string>
+					</dictionary>
+					<dictionary class="NSMutableDictionary" key="toOneOutletInfosByName">
+						<object class="IBToOneOutletInfo" key="toggleInspectorViewMenuItem">
+							<string key="name">toggleInspectorViewMenuItem</string>
+							<string key="candidateClassName">NSMenuItem</string>
+						</object>
+						<object class="IBToOneOutletInfo" key="toggleOutlineViewMenuItem">
+							<string key="name">toggleOutlineViewMenuItem</string>
+							<string key="candidateClassName">NSMenuItem</string>
+						</object>
+					</dictionary>
 					<object class="IBClassDescriptionSource" key="sourceIdentifier">
 						<string key="majorKey">IBProjectSource</string>
 						<string key="minorKey">./Classes/MPAppDelegate.h</string>